232031300330021 has 4 divisors (see below), whose sum is σ = 245680200349452. Its totient is φ = 218382400310592.

The previous prime is 232031300330003. The next prime is 232031300330113. The reversal of 232031300330021 is 120033003130232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 113283858093121 + 118747442236900 = 10643489^2 + 10897130^2 .

It is a cyclic number.

It is not a de Polignac number, because 232031300330021 - 2³⁰ = 232030226588197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232031300330521) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6824450009690 + ... + 6824450009723.

It is an arithmetic number, because the mean of its divisors is an integer number (61420050087363).

Almost surely, 2^{232031300330021} is an apocalyptic number.

It is an amenable number.

232031300330021 is a deficient number, since it is larger than the sum of its proper divisors (13648900019431).

232031300330021 is a wasteful number, since it uses less digits than its factorization.

232031300330021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13648900019430.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 232031300330021 its reverse (120033003130232), we get a palindrome (352064303460253).

The spelling of 232031300330021 in words is "two hundred thirty-two trillion, thirty-one billion, three hundred million, three hundred thirty thousand, twenty-one".